qt+halcon实战

注意建QT工程项目用的是MSVC，如果选成MinGW,则会报错

INCLUDEPATH += $$PWD/include
INCLUDEPATH += $$PWD/include/halconcpp

LIBS += $$PWD/lib/x64-win64/halconcpp.lib
LIBS += $$PWD/lib/x64-win64/halcon.lib

#include "halconcpp/HalconCpp.h"
#include "Halcon.h"
#include "HDevThread.h"

using namespace HalconCpp;

#include "mainwindow.h"
#include "ui_mainwindow.h"
#include "QDebug"
#include "QFileDialog"
MainWindow::MainWindow(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::MainWindow)
{
    ui->setupUi(this);
    Hlong windID=(Hlong)this->ui->graphicsView->winId();
    qDebug()<<ui->graphicsView->width()<< " : "<<ui->graphicsView->height();
    HalconCpp::OpenWindow(0,0,ui->graphicsView->width(),ui->graphicsView->height() ,windID, "visible" , "red",&hv_WindowHandle);
    SetPart(hv_WindowHandle,0,0,960,1280);
    SetDraw(hv_WindowHandle,"margin");
    SetColor(hv_WindowHandle,"red");
}

MainWindow::~MainWindow()
{
    delete ui;
}


void MainWindow::on_pushButton_clicked()
{

    QString path=QFileDialog::getOpenFileName(this,"Select Imagee","","(*.png *.bmp)");
    qDebug()<<path;
    if(path=="")
        return;

    HTuple h01=HTuple(path.toLatin1().data());
    // Local iconic variables
    HObject  ho_Image, ho_Region, ho_ConnectedRegions;
    HObject  ho_SelectedConnectedRegions, ho_ImageReduced, ho_DerivGaussImage;
    HObject  ho_DerivGaussRegion, ho_DerivGaussConnectedRegions;
    HObject  ho_SelectedDerivGaussConnectedRegions, ho_RegionFillUp;
    HObject  ho_RegionDifference, ho_ResultConnectedRegions;
    HObject  ho_DefectResult;

    // Local control variables
    HTuple  hv_ImageFiles, hv_Index;

    //关闭程序计数器,图形变量,窗口图形更新
    //  dev_update_off();


    //Image Acquisition 01: Code generated by Image Acquisition 01
    hv_ImageFiles = HTuple();
    hv_ImageFiles[0] = "1.bmp";

    HTuple end_val8 = (hv_ImageFiles.TupleLength())-1;
    HTuple step_val8 = 1;
    for (hv_Index=0; hv_Index.Continue(end_val8, step_val8); hv_Index += step_val8)
    {
        qDebug()<<"hhhhh  001";
        //读取一张图像
        //ReadImage(&ho_Image, HTuple(hv_ImageFiles[hv_Index]));
        ReadImage(&ho_Image, h01);
        qDebug()<<"hhhhh  002";
        //分割出环形区域
        Threshold(ho_Image, &ho_Region, 100, 255);
        qDebug()<<"hhhhh  003";
        //对区域进行连通处理
        Connection(ho_Region, &ho_ConnectedRegions);
        qDebug()<<"hhhhh  004";
        //过滤出圆环区域
        SelectShape(ho_ConnectedRegions, &ho_SelectedConnectedRegions, (HTuple("area").Append("circularity")),
                    "and", (HTuple(40000).Append(0.6)), (HTuple(99999).Append(1)));
        qDebug()<<"hhhhh  005";
        //将圆环区域中的图像剪切出来
        ReduceDomain(ho_Image, ho_SelectedConnectedRegions, &ho_ImageReduced);
        qDebug()<<"hhhhh  006";
        //将图像和高斯导数进行卷积运算
        DerivateGauss(ho_ImageReduced, &ho_DerivGaussImage, 1.5, "gradient");
        qDebug()<<"hhhhh  007";
        //分割出图像中的轮廓
        Threshold(ho_DerivGaussImage, &ho_DerivGaussRegion, 9, 50);
        qDebug()<<"hhhhh  008";
        //对轮廓区域进行连通处理
        Connection(ho_DerivGaussRegion, &ho_DerivGaussConnectedRegions);
        qDebug()<<"hhhhh  009";
        //获取的轮廓区域
        SelectShapeStd(ho_DerivGaussConnectedRegions, &ho_SelectedDerivGaussConnectedRegions,
                       "max_area", 70);
        qDebug()<<"hhhhh  010";
        //填充该轮廓区域
        FillUp(ho_SelectedDerivGaussConnectedRegions, &ho_RegionFillUp);
        qDebug()<<"hhhhh  011";
        //求轮廓区域和填充的轮廓区域之间的补集区域
        Difference(ho_RegionFillUp, ho_SelectedDerivGaussConnectedRegions, &ho_RegionDifference
                   );

        //对补集区域进行连通处理
        Connection(ho_RegionDifference, &ho_ResultConnectedRegions);
        qDebug()<<"hhhhh  012";
        //获取缺陷区域
        SelectShape(ho_ResultConnectedRegions, &ho_DefectResult, "area", "and", 50, 999);
        qDebug()<<"hhhhh  013";


        //显示图像
        if (HDevWindowStack::IsOpen())
        {
            DispObj(ho_Image, HDevWindowStack::GetActive());
            qDebug()<<"hhhhh  014";
        }
        DispObj(ho_Image, hv_WindowHandle);

        //显示缺陷区域

        DispObj(ho_DefectResult, hv_WindowHandle);
        qDebug()<<"hhhhh  0 66666";
        // stop(); only in hdevelop

    }

}

运行结果: